<!DOCTYPE html>
<HTML>
<HEAD>
  <TITLE> ZTREE DEMO - beforeEditName / beforeRemove / onRemove / beforeRename / onRename</TITLE>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
  <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
  <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>
  <SCRIPT type="text/javascript">
    <!--
    var setting = {
      view: {
        addHoverDom: addHoverDom,
        removeHoverDom: removeHoverDom,
        selectedMulti: false
      },
      edit: {
        enable: true,
        editNameSelectAll: true,
        showRemoveBtn: showRemoveBtn,
        showRenameBtn: showRenameBtn
      },
      data: {
        simpleData: {
          enable: true
        }
      },
      callback: {
        beforeDrag: beforeDrag,
        beforeEditName: beforeEditName,
        beforeRemove: beforeRemove,
        beforeRename: beforeRename,
        onRemove: onRemove,
        onRename: onRename
      }
    };

    var zNodes = [
      { id: 1, pId: 0, name: "parent node 1", open: true },
      { id: 11, pId: 1, name: "leaf node 1-1" },
      { id: 12, pId: 1, name: "leaf node 1-2" },
      { id: 13, pId: 1, name: "leaf node 1-3" },
      { id: 2, pId: 0, name: "parent node 2", open: true },
      { id: 21, pId: 2, name: "leaf node 2-1" },
      { id: 22, pId: 2, name: "leaf node 2-2" },
      { id: 23, pId: 2, name: "leaf node 2-3" },
      { id: 3, pId: 0, name: "parent node 3", open: true },
      { id: 31, pId: 3, name: "leaf node 3-1" },
      { id: 32, pId: 3, name: "leaf node 3-2" },
      { id: 33, pId: 3, name: "leaf node 3-3" }
    ];
    var log, className = "dark";

    function beforeDrag(treeId, treeNodes) {
      return false;
    }

    function beforeEditName(treeId, treeNode) {
      className = (className === "dark" ? "" : "dark");
      showLog("[ " + getTime() + " beforeEditName ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      zTree.selectNode(treeNode);
      return confirm("Start node '" + treeNode.name + "' editorial status?");
    }

    function beforeRemove(treeId, treeNode) {
      className = (className === "dark" ? "" : "dark");
      showLog("[ " + getTime() + " beforeRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      zTree.selectNode(treeNode);
      return confirm("Confirm delete node '" + treeNode.name + "' it?");
    }

    function onRemove(e, treeId, treeNode) {
      showLog("[ " + getTime() + " onRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
    }

    function beforeRename(treeId, treeNode, newName) {
      className = (className === "dark" ? "" : "dark");
      showLog("[ " + getTime() + " beforeRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
      if (newName.length == 0) {
        alert("Node name can not be empty.");
        var zTree = $.fn.zTree.getZTreeObj("treeDemo");
        setTimeout(function() { zTree.editName(treeNode) }, 10);
        return false;
      }
      return true;
    }

    function onRename(e, treeId, treeNode) {
      showLog("[ " + getTime() + " onRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);
    }

    function showRemoveBtn(treeId, treeNode) {
      return !treeNode.isFirstNode;
    }

    function showRenameBtn(treeId, treeNode) {
      return !treeNode.isLastNode;
    }

    function showLog(str) {
      if (!log) log = $("#log");
      log.append("<li class='" + className + "'>" + str + "</li>");
      if (log.children("li").length > 8) {
        log.get(0).removeChild(log.children("li")[0]);
      }
    }

    function getTime() {
      var now = new Date(),
        h = now.getHours(),
        m = now.getMinutes(),
        s = now.getSeconds(),
        ms = now.getMilliseconds();
      return (h + ":" + m + ":" + s + " " + ms);
    }

    var newCount = 1;

    function addHoverDom(treeId, treeNode) {
      var sObj = $("#" + treeNode.tId + "_span");
      if (treeNode.editNameFlag || $("#addBtn_" + treeNode.id).length > 0) return;
      var addStr = "<span class='button add' id='addBtn_" + treeNode.id
        + "' title='add node' onfocus='this.blur();'></span>";
      sObj.after(addStr);
      var btn = $("#addBtn_" + treeNode.id);
      if (btn)
        btn.bind("click", function() {
          var zTree = $.fn.zTree.getZTreeObj("treeDemo");
          zTree.addNodes(treeNode, { id: (100 + newCount), pId: treeNode.id, name: "new node" + (newCount++) });
          return false;
        });
    };

    function removeHoverDom(treeId, treeNode) {
      $("#addBtn_" + treeNode.id).unbind().remove();
    };

    function selectAll() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      zTree.setting.edit.editNameSelectAll = $("#selectAll").attr("checked");
    }

    $(document).ready(function() {
      $.fn.zTree.init($("#treeDemo"), setting, zNodes);
      $("#selectAll").bind("click", selectAll);
    });
    //-->
  </SCRIPT>
  <style type="text/css">
    .ztree li span.button.add {
      background-position: -144px 0;
      margin-left: 2px;
      margin-right: -1px;
      vertical-align: top;
      *vertical-align: middle
    }
  </style>
</HEAD>

<BODY>
<h1>Advanced Edit Nodes</h1>
<h6>[ File Path: exedit/edit_super.html ]</h6>
<div class="content_wrap">
  <div class="zTreeDemoBackground left">
    <ul id="treeDemo" class="ztree"></ul>
  </div>
  <div class="right">
    <ul class="info">
      <li class="title">
        <h2>1, 'beforeDrag / onDrag'<br/>&nbsp;&nbsp;'beforeEditName'<br/>&nbsp;&nbsp;'beforeRemove / onRemove'<br/>&nbsp;&nbsp;'beforeRename / onRename' callback function
        </h2>
        <ul class="list">
          <li>This demo shows the use of custom controls, the callback function to enhance the user experience, the operation can be compared with "Basic Edit Nodes" example.</li>
          <li>This demo achieve the Add nodes button.</li>
          <li>This demo achieve the confirmation when deleting node.</li>
          <li>This demo use the 'showRenameBtn' to hide the rename button, when the treeNode's isLastNode = true</li>
          <li>This demo use the 'showRemoveBtn' to hide the delete button, when the treeNode's isFirstNode = true</li>
          <li class="highlight_red">Can use 'beforeEditName' callback trigger custom editing.</li>
          <li>
            <p>
              <span class="highlight_red">After be familiar with these configurations, I think you can design a more flexible and rational rules!</span><br/>
              &nbsp;&nbsp;&nbsp;&nbsp;<input type="checkbox" id="selectAll" checked/> Whether select all text, when edit node's name.<br/>
              remove / rename log:<br/>
              <ul id="log" class="log"></ul>
            </p>
          </li>
        </ul>
      </li>
      <li class="title">
        <h2>2, Explanation of setting</h2>
        <ul class="list">
          <li>Same as 'Basic Edit Nodes'</li>
        </ul>
      </li>
      <li class="title">
        <h2>3, Explanation of treeNode</h2>
        <ul class="list">
          <li>Same as 'Basic Edit Nodes'</li>
        </ul>
      </li>
    </ul>
  </div>
</div>
</BODY>
</HTML>